paramecium

noun par·a·me·cium \ ˌper-ə-ˈmē-sh(ē-)əm , -sē-əm , ˌpa-rə- \

Definition of paramecium

plural paramecia play \ˌper-ə-ˈmē-sh(ē-)ə, -sē-ə, ˌpa-rə-\ also parameciums
: any of a genus (Paramecium) of ciliate chiefly freshwater protozoans that have an elongate body rounded at the anterior end and an oblique funnel-shaped buccal groove bearing the mouth at the extremity

Origin and Etymology of paramecium

New Latin, from Greek paramēkēs oblong, from para- + mēkos length; akin to Greek makros long — more at meager


PARAMECIUM Defined for Kids

paramecium

noun par·a·me·cium \ ˌper-ə-ˈmē-shē-əm , -sē-əm \

Definition of paramecium for Students

plural paramecia \-shē-ə, -sē-ə\ also parameciums
: a tiny living thing found in water that is a single cell shaped like a slipper and moves by means of cilia

Medical Dictionary

paramecium

noun par·a·me·cium \ ˌpar-ə-ˈmē-sh(ē-)əm, -sē-əm \

medical Definition of paramecium

1 capitalized : a genus of ciliate protozoans that have an elongate body rounded at the anterior end and an oblique funnel-shaped buccal groove bearing the mouth at the extremity
2 plural paramecia play \-sh(ē-)ə, -sē-ə\ also parameciums : any ciliate protozoan of the genus Paramecium

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