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kilobase

/ˈkɪl.ə.beɪs/noun

kilobase is a noun meaning “A length of double-stranded DNA containing two thousand nucleotides, one thousand on each strand” (English Wiktionary, September 2026). It is spelled K-I-L-O-B-A-S-E, and it appears about once in every 58 million words in written English (wordfreq, 2021 data). The plural of kilobase is kilobases.

What does kilobase mean?

noun

  1. 1

    A length of double-stranded DNA containing two thousand nucleotides, one thousand on each strand.

  2. 2

    A length of single-stranded RNA containing one thousand nucleotides.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How do you pronounce kilobase?

  • /ˈkɪl.ə.beɪs/

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Forms of kilobase

  • kilobases plural

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How common is kilobase?

Kilobase appears about once in every 58 million words in written English, the 237,177th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How do you abbreviate kilobase?

Wiktionary records one abbreviation of kilobase: kb.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Where does kilobase come from?

From kilo- + base.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).