mildewproof

I. \\| ̷ ̷ˌ ̷ ̷| ̷ ̷\ adjective

Etymology: mildew (I) + proof

: resistant to mildew

II. transitive verb

: to make resistant to mildew

mildewproofing sails

* * *

/mil"dooh proohf', -dyooh-/, adj.

1. able to withstand or repel the effect of mildew.

v.t.

2. to enable (fabric, paper, etc.) to withstand or repel the effect of mildew.

[MILDEW + -PROOF]