Nun

nun, n. a female who, under a vow, secludes herself in a religious house, to give her time to devotion: ( zool. ) a kind of pigeon with the feathers on its head like the hood of a nun.— ns. Nun′-buoy , a buoy somewhat in the form of a double cone; Nun′nery , a house for nuns.— adj. Nun′nish .— ns. Nun′nishne ; Nun's′-veil′ing , a woollen cloth, soft and thin, used by women for veils and dre es. [A.S. nunne —Low L. nunna , nonna , a nun, an old maiden lady, the orig. sig. being 'mother;' cf. Gr. nannē , aunt, Sans. nanā , a child's word for 'mother.']