Wordnet 3.0
NOUN (2)
1.
an endowment for the singing of Masses;
2.
a chapel endowed for singing Masses for the soul of the donor;
The Collaborative International Dictionary of English v.0.48:
Chantry \Chant"ry\, n.; pl. Chantries. [OF. chanterie, fr.
chanter to sing.]
1. An endowment or foundation for the chanting of masses and
offering of prayers, commonly for the founder.
[1913 Webster]
2. A chapel or altar so endowed. --Cowell.
[1913 Webster]
WordNet (r) 3.0 (2006):
chantry
n 1: an endowment for the singing of Masses
2: a chapel endowed for singing Masses for the soul of the donor