英和和英

語源

From Ancient Greek θαλλός (thallós, “young shoot, twig”), from Proto-Indo-European *dʰelh₁- (“to bloom”).

発音

• (英国発音, 米国発音) IPA: /ˈθæl.əs/
• 韻: -æləs

名詞

thallus (plural thalluses or thalli)

1. (botany) An undifferentiated plant body, such as in algae.
   • 1854 August 9, Henry D[avid] Thoreau, “Spring”, in Walden; or, Life in the Woods, Boston, Mass.: Ticknor and Fields, →OCLC:

     As it flows it takes the forms of sappy leaves or vines, making heaps of pulpy sprays a foot or more in depth, and resembling, as you look down on them, the laciniated, lobed, and imbricated thalluses of some lichens; […]

2. (botany) Any plant body lacking vascular tissue.

派生語

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