Assertion: pia mater | /r/ObjectUse | used in word
Facets:
Source sentences:
text: It is used in the words arachnophobia, arachnids and arachnoid.
text: Familiarity information: PIA MATER used as a noun is very rare.
text: It is used in the words arachnophobia, arachnids and arachnoid.
text: It is used in the words arachnophobia, arachnids and arachnoid.
text: It is used in the words arachnophobia, arachnids and arachnoid.