fixation pause a period during which the eyes are focused d...
SAM 1. abbreviation for S-adenosylmethionine. 2. abbreviati...
binary feature in linguistics, a feature of the phonemic sy...
roentgenogram n. a photographic record produced by X-ray ex...
ASA 1. abbreviation for acetylsalicylic acid. See aspirin....
trigger zone a low-threshold region for eliciting a respons...