“open cell”

We have one entry that includes the term open cell.

open cell foam

noun

: a spongy foam (see foam entry 1 sense 1c) resulting from the introduction of gas bubbles during manufacturing in which the air bubbles are connected to surrounding air bubbles

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  • any of a genus helianthus especially h annuus of new world composite plants with large yellow rayed flower heads bearing edible seeds that yield an edible oil
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