Science & Research
Experiments, theories, and the building blocks of the physical world.
533 words
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Some words in this topic are A2–C2 — part of Pro. A1 words are always free.
Go ProC2+ (73) Pro
poker
C2+
/ˈpoʊkɚ/
One who pokes.
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slate
C2+
/slet/
designate or schedule
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malignant
C2+
/məˈlɪɡnənt/
Harmful, malevolent, injurious.
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extort
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/ɪkˈstɔː(ɹ)t/
obtain by coercion or intimidation
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causeway
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/ˈkɔːz.weɪ/
to provide with a causeway
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unattainable
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/ˌɐnəˈtæɪnəbəl/
impossible to achieve
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infrasound
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/ˈɪnfrəˌsaʊnd/
sound waves having a frequency below the human audible range (below about 20 Hz).
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well-nigh
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/ˌwɛlˈnaɪ/
Almost, nearly.
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fulgurite
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/ˈfʌlɡjəraɪt/
a glassy, often branching tube or crust formed when lightning fuses sand, soil, or rock
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antihydrogen
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/ˌæn.tiˈhaɪ.drə.dʒən/
the antimatter counterpart of hydrogen, whose atom consists of a positron bound to an antiproton
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arachnologist
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/əˌrækˈnɑːlədʒɪst/
a scientist who specializes in the study of spiders and other arachnids
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fecundate
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/ˈfɛkənˌdeɪt/
formal: to make an organism, egg, or reproductive structure fertile; to fertilize or impregnate
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germplasm
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/ˈdʒɝːmˌplæzəm/
the hereditary material of a species or breeding line, especially as transmitted through reproductive cells
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mu-meson
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/ˈmjuː ˌmez.ɑːn/
dated, the former name for the muon, used when that particle was mistakenly classified as a meson rather than a lepton
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pi-meson
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/ˈpaɪ ˌmez.ɑːn/
a pion, any of three unstable spin-zero mesons with positive, negative, or zero charge, formed from combinations of up and down quarks and antiquarks
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interplanetarian
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/ˌɪntərˌplænəˈtɛriən/
relating to travel, communication, or events between planets; interplanetary
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ebullient
C2+
/ɪˈbʊljənt/
cheerful and full of energy; exuberant
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languid
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/ˈlæŋɡwɪd/
displaying a pleasant lack of energy or a relaxed slowness
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notional
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/ˈnoʊʃənəl/
existing only in theory or as a supposition; hypothetical
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obligate
C2+
/ˈɑbləɡeɪt/
to bind legally or morally; in biology, restricted to one mode of life
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sluggish
C2+
/ˈslʌɡɪʃ/
slow-moving, inactive, or lacking energy
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enervate
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/ˈɛnɚveɪt/
to weaken or drain of energy, strength, or vitality
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lackadaisical
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/ˌlækəˈdeɪzɪkəl/
lacking enthusiasm, energy, or determination
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torpid
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/ˈtɔrpɪd/
sluggish, inactive, or mentally dull; lacking energy
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analytic
C2+
/ˌænəˈlɪtɪk/
relating to or proceeding by analysis; logically rigorous
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doctrinaire
C2+
/ˌdɑktrəˈnɛr/
rigidly adhering to a theory or doctrine regardless of practicality
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empiric
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/ɪmˈpɪrɪk/
one who relies on observation or experiment; an unqualified practitioner
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invigorate
C2+
/ɪnˈvɪɡəˌreɪt/
to give strength, energy, or fresh vitality to
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mutation
C2+
/mjuˈteɪʃən/
a change in form or structure, especially a heritable change in genetic material
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rudiment
C2+
/ˈrudəmənt/
a basic principle or element, or an undeveloped beginning of something
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zeal
C2+
/ziːl/
great energy or enthusiasm in pursuit of a cause or objective
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alchemy
C2+
/ˈælkəmi/
the medieval forerunner of chemistry seeking to transmute metals into gold
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axiomatization
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/ˌæksiəmətəˈzeɪʃən/
the formulation of a theory as a set of axioms from which theorems derive
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behaviorism
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/bɪˈheɪvjəˌrɪzəm/
the psychological theory that behavior can be explained by conditioning
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counterpoint
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/ˈkaʊntɚˌpɔɪnt/
a contrasting element set against another; combined melodic lines
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evolutional
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/ˌɛvəˈluʃənəl/
of or relating to evolution or gradual development
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feeler
C2+
/ˈfilɚ/
an antenna or tentacle, or a tentative proposal to test reaction
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formulaic
C2+
/ˌfɔrmjəˈleɪɪk/
following a set formula; predictable and unoriginal
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frisky
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/ˈfrɪski/
lively, playful, and full of energy
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inhibitor
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/ɪnˈhɪbɪtɚ/
a substance or agent that slows or prevents a reaction or process
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invigoration
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/ɪnˌvɪɡəˈreɪʃən/
the act of giving strength, energy, or fresh vitality
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kilocalorie
C2+
/ˈkɪloʊˌkæləri/
a unit of energy equal to one thousand calories
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kiteflying
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/ˈkaɪtˌflaɪɪŋ/
the flying of kites; also the floating of a rumor to test reaction
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nonempirical
C2+
/ˌnɑnɛmˈpɪrɪkəl/
not based on observation or experiment
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nonexciting
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/ˌnɑnɪkˈsaɪtɪŋ/
not exciting; dull or, in physics, not causing excitation
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radiative
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/ˈreɪdiˌeɪtɪv/
relating to or transferring energy by radiation
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revisionist
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/rɪˈvɪʒənɪst/
one who advocates revising an accepted theory, doctrine, or history
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sluggishness
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/ˈslʌɡɪʃnəs/
the state of being slow, dull, or lacking energy
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smeddum
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/ˈsmɛdəm/
spirited energy, mettle, or resourcefulness (Scots dialect)
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strenuous
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/ˈstrɛnjuəs/
requiring or using great effort or energy
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theorize
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/ˈθiəˌraɪz/
to form a theory or speculate about something
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virile
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/ˈvɪrəl/
having strength, energy, or qualities regarded as masculine
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inosculation
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/ɪˌnɒskjʊˈleɪʃən/
a natural or surgical joining of parts or branches of tubular structures so as to make or become continuous
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experimentise
C2+
To experiment.
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infusorium
C2+
/ˌɪnfjʊˈzɔɹiəm/
a microscopic aquatic organism, especially a protozoan or unicellular alga, formerly grouped with organisms found in infusions; historical biology
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cetology
C2+
/siːˈtɑː.lə.dʒi/
the branch of zoology concerned with cetaceans, including whales, dolphins, and porpoises
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antigalaxy
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/ˌæn.tiˈɡæl.ək.si/
a hypothetical galaxy composed predominantly of antimatter rather than ordinary matter
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antideuteron
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/ˌæn.tiˈduː.təˌrɑːn/
the antiparticle of a deuteron, consisting of an antiproton bound to an antineutron
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heterozygousness
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/ˌhɛtəroʊˈzaɪɡəsnəs/
the condition or quality of having two different alleles at a particular genetic locus
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prenewtonian
C2+
/ˌpriːnuˈtoʊniən/
existing before Isaac Newton's work or before the adoption of Newtonian science
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pithecanthropus
C2+
/ˌpɪθɪˈkænθrəpəs/
the former genus Pithecanthropus, especially the Javan fossil hominins now generally classified as Homo erectus
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cosmogonal
C2+
/kɑzˈmɑɡənəl/
relating to cosmogony or to a theory about the origin and development of the universe
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osculant
C2+
/ˈɑskjələnt/
intermediate between two taxonomic groups and sharing characteristics of each
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carbonic acid
C2+
/kɑːrˌbɑːnɪk ˈæsɪd/
a weak acid, H2CO3, formed when carbon dioxide dissolves in water
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cosmogonist
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/kɑːzˈmɑːɡənɪst/
a person who studies the origin and development of the universe or proposes a theory about it
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nonconductivity
C2+
/ˌnɑːnkənˌdʌkˈtɪvəti/
the property or condition of not transmitting heat, electricity, sound, or another form of energy
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aeriform
C2+
/ˈerəfɔːrm/
having the nature or physical form of air; gaseous
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patelliform
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/pəˈteləfɔːrm/
shaped like a shallow dish or a limpet shell
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silicify
C2+
/sɪˈlɪsɪfaɪ/
to convert material into silica or impregnate it with silica, especially during fossilization or rock alteration
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labiate
C2+
/ˈleɪbiət/
biology: having lips or lip-like parts, especially a flower whose corolla is divided into two lips
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argillocalcareous
C2+
/ɑːrˌdʒɪloʊkælˈkɛriəs/
geology and soil science: consisting of or containing both clay and calcareous material such as calcium carbonate
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sporule
C2+
/ˈspɔɹjuːl/
rare or historical biology: a small spore, especially one produced by a cryptogam or microorganism
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cancellate
C2+
/ˈkænsələt/
formed like an open lattice or network, especially of intersecting bars, plates, or bony struts
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