LATIN DICTIONARYLexicon Latīnum
adjectivethird-declension two-termination adjective

ūnicellulāris

ūnicellulāris (neuter ūnicellulāre)
Classical[uː.nɪ.kɛl.lʊˈɫaː.rɪs]Ecclesiastical[u.ni.t͡ʃel.luˈlaː.ris]

Meaning

  1. two terminationunicellular
    Filamenta singula uniseriata, ramis unicellularibus.Individual filaments uniseriate, with unicellular branches.1973 March 31, Bohuslav Fott, “Protoderma daphnicola sp. nov. (Ulotrichales, Chlorophyceae), a New Epibiontic Alga Growing on Daphnia”, in British Phycological Journal, volume 8, number 1 (overall work in English and Latin), →DOI, page 39 of 39-41:

Declension

singular
formmasculinefeminineneuter
nominativeūnicellulārisūnicellulārisūnicellulāre
genitiveūnicellulārisūnicellulārisūnicellulāris
dativeūnicellulārīūnicellulārīūnicellulārī
accusativeūnicellulāremūnicellulāremūnicellulāre
ablativeūnicellulārīūnicellulārīūnicellulārī
vocativeūnicellulārisūnicellulārisūnicellulāre
plural
formmasculinefeminineneuter
nominativeūnicellulārēsūnicellulārēsūnicellulāria
genitiveūnicellulāriumūnicellulāriumūnicellulārium
dativeūnicellulāribusūnicellulāribusūnicellulāribus
accusativeūnicellulārīs
ūnicellulārēs		ūnicellulārīs
ūnicellulārēs		ūnicellulāria
ablativeūnicellulāribusūnicellulāribusūnicellulāribus
vocativeūnicellulārēsūnicellulārēsūnicellulāria

Origins

  1. Proto-Indo-European*ís?
  2. Proto-Indo-European*h₁óynos
  3. Proto-Italic*oinos
  4. Old Latinoinos
  5. Latinūnicellulāris

Latin ūni- Latin cellulāris Latin ūnicellulāris From ūni- (“one-”) + cellulāris (“cellular”).

Quick answers

What does ūnicellulāris mean in Latin?
ūnicellulāris, a adjective, means “unicellular”.
How do you pronounce ūnicellulāris?
In classical Latin, [uː.nɪ.kɛl.lʊˈɫaː.rɪs]; in ecclesiastical (church) Latin, [u.ni.t͡ʃel.luˈlaː.ris].
Where does ūnicellulāris come from?
Proto-Indo-European *ís? → Proto-Indo-European *h₁óynos → Proto-Italic *oinos → Old Latin oinos → Latin ūnicellulāris.