clearance

C2+ Topic:Space, Position & Direction

US /ˈklɪrəns/ UK /ˈklɪərəns/ See IPA manual

Meanings

1

noun
official permission, or the space between two objects

The pilot received clearance for takeoff.

Thesaurus

Synonyms

1 noun · official permission, or the... permission authorization approval space gap marginheadroom

Opposites

obstruction prohibition

Word family

Related forms clear clarify clearing

Etymology

From clear + -ance. Clear is from Old French cler/clair, from Latin clarus ('clear, bright').

clarus Latin

View etymology graph ->

Topics

Space, Position & Direction

External links

# clearance

**Type:** Word
**Level:** C2+
**Part of speech:** noun
**IPA (US):** /ˈklɪrəns/
**IPA (UK):** /ˈklɪərəns/

## Meanings
1. official permission, or the space between two objects

## Examples
- The pilot received clearance for takeoff.

## Synonyms
- permission
- authorization
- approval
- space
- gap
- margin
- headroom

## Antonyms
- obstruction
- prohibition

## Related Forms
- clear
- clarify
- clearing

## Roots and Affixes
- Root: clarus

## Etymology
From clear + -ance. Clear is from Old French cler/clair, from Latin clarus ('clear, bright').

## AI Etymology
Clearance comes from clear + -ance. Clear is from Old French cler/clair, from Latin clarus ('clear, bright'). The historical trail runs through Latin clarus. Morphologically, the surface form is analyzable into prefixes, suffixes, compounds, or participial endings that carry part of the history. In modern use it means official permission, or the space between two objects. Related forms include clear, clarify, clearing.

## Topics
- Space, Position & Direction

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