Rimu, n. 1. Dacrydium cupressinum, a tree.
2. Seaweed. I motu mai i whea te rimu o te moana? (P. 33). Used in certain rites connected with canoes. Ka kawea nga rimu ki mua kia karakia (Tr. vii, 47).
3. Moss. With pass. termination, rimua, be moss-grown. Ka rimua o iwi ki runga o Tauwhara (M. 129).
rimurima, n. 1. Seaweed. Ka murua nga rimurimu me nga kohukohu i tona tinana (T. 31).
2. Moss. Ka tango ia i nga kowhatu papai, rimurimu tawhito (T. 79).
3. Mildew.
Williams Dictionary