lookahead en · NOUN
Pronunciation
- (UK) audio
Etymology
Deverbal from look ahead.
Meanings
-
(countable, uncountable) The analysis in advance of subsequent decisions that would be made if a particular branch of an algorithm was followed.
Our computer chess program uses lookahead to avoid difficult endgames.
- (countable, qualifier:regular expressions, uncountable) The analysis of the subsequent characters before the regular expression is matched.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| lookaheads | Number=Plur | lexicographic |
Deriveds
Hypernyms
lookaround (regular expressions)
Hyponyms
carry-lookahead (regular expressions) · positive lookahead (regular expressions) · negative lookahead (regular expressions)