Standard Lemma guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
No pronunciation record was provided for this word.
prefix
Against; facing; a combining prefix found in verbs of Latin origin.
Definition source: English Wiktionary via Wiktextract
Usage: idiomatic, morpheme
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
prefix
Of a reversed shape.
Definition source: English Wiktionary via Wiktextract
Usage: morpheme
Topics: biology, botany, natural-sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
prefix
Obligatory; prepended to the name of a topic being mentioned to avoid accusations of being off-topic.
Definition source: English Wiktionary via Wiktextract
Usage: Internet, humorous, informal, morpheme
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
History
From Latin ob-.
Clipping of obligatory.
