plural of menstrual sponge

A sponge designed to be inserted into the vagina, to absorb menstrual blood.

plural of contraceptive sponge

A sponge designed to be inserted into the vagina, to prevent conception.

A species of sponge, Tethya aurantium, orange in colour and golf-ball shaped, found under boulders in the intertidal zone off southern Africa.

Any cloth loosely woven of coarse yarn to produce a spongy look or texture, especially one constructed in honeycomb weave.

The sea sponge Halichondria panicea.

plural of breadcrumb sponge

(US, law, historical) An estate tax imposed by a state that was credited against the federal estate tax, raising revenue for a state without increasing the overall tax burden.

plural of chewing sponge