Standard Lemma guide

fractionate

verb · 6 senses · updated from the 2026-07-25 local source snapshot

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

Pronunciation

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  • /ˈfɹæk.ʃəneɪt/
  • General-American: Recorded audio is listed in the source snapshot.

1

verb

Meaning 1

To separate (a mixture) into its individual constituents by exploiting differences in some chemical or physical property, such as boiling point, particle size, solubility etc.

Definition source: English Wiktionary via Wiktextract

Topics: chemistry, natural-sciences, physical-sciences

Examples

  • Crude oil is fractionated in a refinery to produce a number of different petroleum products.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

To divide a total dose of radiation into fractions.

Definition source: English Wiktionary via Wiktextract

Qualifier: radiotherapy

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

To divide each plaintext symbol into several ciphertext symbols as a preliminary stage of encryption.

Definition source: English Wiktionary via Wiktextract

Topics: computing, cryptography, engineering, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

verb

Meaning 4

To use the technique of fractionation in hypnosis.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

verb

Meaning 5

obtain by a fractional process

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: separate

6

verb

Meaning 6

separate into constituents or fractions containing concentrated constituents

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: separate

History

Etymology

Etymology tree Old French fraccionbor. Middle English fraccioun English fraction Proto-Indo-European *-h2 Proto-Indo-European *-éh2 Proto-Indo-European *-tós Proto-Indo-European *-eh2tos Proto-Italic *-ātos Latin -ātuslbor. English -ate English fractionate From fraction + -ate (verb-forming suffix).

Across languages

Translations

6 source translations are retained for this English entry.

  • Catalan: fraccionar — to separate a liquid into its constituent parts
  • French: fractionner — to separate a liquid into its constituent parts
  • Italian: frazionare — to separate a liquid into its constituent parts
  • Māori: īheuheu — to separate a liquid into its constituent parts
  • Portuguese: fracionar — to separate a liquid into its constituent parts
  • Spanish: fraccionar — to separate a liquid into its constituent parts