bitter.
Having an acrid taste (usually from a basic substance).
Meaning & usage
Having an acrid taste (usually from a basic substance).
The coffee tasted bitter.
Harsh, piercing, acerbic or stinging.
Hateful or hostile.
They're bitter enemies.
Cynical and resentful.
I've been bitter ever since that defeat.
Where this word comes from
Etymology tree Proto-Indo-European *bʰeyd-der. Proto-Indo-European *bʰidrós Proto-Germanic *bitraz Proto-West Germanic *bitr Old English biter Middle English bittre English bitter From Middle English bitter, bittre, from Old English bitter, biter (“bitter”), from Proto-West Germanic *bitr, from Proto-Germanic *bitraz (“bitter”), equivalent to bite + -er (agent noun suffix) used attributively. Cognate with Saterland Frisian, West Frisian, Low German, Danish, Dutch, German, Norwegian Bokmål, Norwegian Nynorsk, and Swedish bitter, Icelandic bitur (all meaning “bitter”).
To an intense or severe degree; bitterly.
Where this word comes from
Etymology tree Proto-Indo-European *bʰeyd-der. Proto-Indo-European *bʰidrós Proto-Germanic *bitraz Proto-West Germanic *bitr Old English biter Middle English bittre English bitter From Middle English bitter, bittre, from Old English bitter, biter (“bitter”), from Proto-West Germanic *bitr, from Proto-Germanic *bitraz (“bitter”), equivalent to bite + -er (agent noun suffix) used attributively. Cognate with Saterland Frisian, West Frisian, Low German, Danish, Dutch, German, Norwegian Bokmål, Norwegian Nynorsk, and Swedish bitter, Icelandic bitur (all meaning “bitter”).
A liquid or powder, made from bitter herbs, used in mixed drinks or as a tonic.
A type of beer heavily flavored with hops.
A turn of a cable about the bitts.
Where this word comes from
Etymology tree Proto-Indo-European *bʰeyd-der. Proto-Indo-European *bʰidrós Proto-Germanic *bitraz Proto-West Germanic *bitr Old English biter Middle English bittre English bitter From Middle English bitter, bittre, from Old English bitter, biter (“bitter”), from Proto-West Germanic *bitr, from Proto-Germanic *bitraz (“bitter”), equivalent to bite + -er (agent noun suffix) used attributively. Cognate with Saterland Frisian, West Frisian, Low German, Danish, Dutch, German, Norwegian Bokmål, Norwegian Nynorsk, and Swedish bitter, Icelandic bitur (all meaning “bitter”).
To make bitter.
Where this word comes from
Etymology tree Proto-Indo-European *bʰeyd-der. Proto-Indo-European *bʰidrós Proto-Germanic *bitraz Proto-West Germanic *bitr Old English biter Middle English bittre English bitter From Middle English bitter, bittre, from Old English bitter, biter (“bitter”), from Proto-West Germanic *bitr, from Proto-Germanic *bitraz (“bitter”), equivalent to bite + -er (agent noun suffix) used attributively. Cognate with Saterland Frisian, West Frisian, Low German, Danish, Dutch, German, Norwegian Bokmål, Norwegian Nynorsk, and Swedish bitter, Icelandic bitur (all meaning “bitter”).
A hardware system whose architecture is based around units of the specified number of bits (binary digits).
Where this word comes from
Etymology tree English bit Proto-Indo-European *-yósder. Proto-Italic *-āzios Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English bitter From bit + -er.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.