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thal·lus | \ ˈtha-ləs 
\
\ plural thalli\ ˈtha-ˌlī , -ˌlē \ or thalluses
, -ˌlē \ or thallusesDefinition of thallus
: a plantlike vegetative body (as of algae, fungi, or mosses) that lacks differentiation into distinct parts (such as stem, leaves, and roots) and does not grow from an apical point
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thallus
nounthal·lus | \ ˈthal-əs \
\ plural thalli\ ˈthal-ˌī , -ˌē \ or thalluses
, -ˌē \ or thallusesMedical Definition of thallus
: a plant or plantlike body (as of an alga, fungus, or moss) that lacks differentiation into distinct members (as stem, leaves, and roots) and does not grow from an apical point
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Time Traveler for thallus
The first known use of thallus was in 1829
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