Nereid
Multiple Entries:Nereid nereid
Concise Oxford English Dictionary © 2008 Oxford University Press:
Nereid /ˈnɪərɪɪd/
▶noun Greek Mythology any of the sea nymphs, daughters of the old sea god Nereus.
Concise Oxford English Dictionary © 2008 Oxford University Press:
nereid/ˈnɪərɪɪd/
▶noun Zoology a bristle worm of the ragworm family (Nereidae ).
'Nereid' also found in these Oxford entries:

