collimator

Fetched 2026-10-26 (cache).

Synonyms: collator, collimation, pollinator, collimated, collimate, collimators, collimates

Antonyms: collator, collimation, pollinator, collimated, collimate, collimators, collimates

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|physics}} An [[optical]] [[device]] that generates a [[parallel]] [[beam]] of [[light]]. Often used to compensate for [[laser]] beam [[divergence]].
2. {{lb|en|physics}} A similar device that produces a parallel beam of particles such as [[neutron]]s.
3. {{lb|en|astronomy}} A small [[telescope]] attached to a larger one, used to point it in the correct general direction.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.