Standard Lemma guide

phytoplankton

noun · 2 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

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.

  • UK: /ˌfaɪ.təˈplæŋk.tən/
  • UK: /ˌfaɪ.təʊˈplæŋk.tən/
  • US: /ˌfaɪ.təˈplæŋk.tən/
  • US: /ˌfaɪ.toʊˈplæŋk.tən/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: F AY2 T OW0 P L AE1 NG T AH0 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

Plankton, especially those small in size, that obtain energy by photosynthesis.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

photosynthetic or plant constituent of plankton; mainly unicellular algae

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: plant, flora, plant life

Narrower terms: planktonic algae, diatom

History

Etymology

From phyto- + plankton. From Ancient Greek φυτόν (phutón, “plant”) + πλαγκτόν (planktón), neuter of πλαγκτός (planktós, “wandering”). However, they are no longer classified as plants, so the terminology is showing a historical meaning.

Across languages

Translations

10 source translations are retained for this English entry.

  • Finnish: kasviplankton — plankton that obtain energy through photosynthesis
  • French: phytoplancton — plankton that obtain energy through photosynthesis
  • Georgian: ფიტოპლანქტონი (piṭoṗlankṭoni) — plankton that obtain energy through photosynthesis
  • German: Phytoplankton — plankton that obtain energy through photosynthesis
  • Greek: φυτοπλαγκτόν (fytoplagktón) — plankton that obtain energy through photosynthesis
  • Polish: fitoplankton — plankton that obtain energy through photosynthesis
  • Russian: фитопланктон (fitoplankton) — plankton that obtain energy through photosynthesis
  • Spanish: fitoplancton — plankton that obtain energy through photosynthesis
  • Swedish: fytoplankton — plankton that obtain energy through photosynthesis
  • Telugu: వృక్షప్లవకము (vr̥kṣaplavakamu) — plankton that obtain energy through photosynthesis
Real reading context

phytoplankton in complete knowledge articles