alva

1 alva [OF alve] , side-flap of saddle. sagitta per partem illam selle que ~a vocatur usque in ipsum equum letaliter transpenetravit Gir. IK I 4; 1213 pro duabus bargis et una ~a et duabus contracingulis Cl 153b; 1220 ad carectam coquine nostre duo paria tractuum, ‥ unam bargiam, duas †almas [? l. alvias] Ib. 440b.

2 alva, ~us , part of water-mill (apparently smaller than the penstock; cf. 2 algea b, alveus 1e). 1209 in bordis emptis ad ~os faciendos et rotas molendini ‥ reparandas Pipe Wint. 54; 1211 in ~is ad rotam molendini Pipe Wint. 155 (cf. ib. 14: ad ~as faciendas); 1312 custus molendini ‥ clavis ad ~as attachiandas (Ac. Bocking) DCCant.; 1320 in maeremio empto pro exteriori rota de novo facienda, vj s. ij d.; in xx novis ~is emptis ad idem, vij d.; in clavis ligneis emptis pro eisdem ~is, ij d. KR Ac 482/1 m. 4d..