-al

suff.
Of, relating to, or characterized by: parental.

[Middle English, from Old French, from Latin -ālis, adj. suff.]

-al²
suff.
Action; process: retrieval.

[Middle English -aille, from Old French, from Latin -ālia, from neuter pl. of -ālis.]

-al³
suff.
Aldehyde: citronellal.

[From AL(DEHYDE).]

suff.

Aldehyde: butyral.

Al 1631	zone al
al 1641	al martino