Chiefly in physical science: A gap, an empty space, spot, or cavity. Botany. An air-space in the cellular tissue of plants, an air-cell. Also, a…
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| 单词 | θ22131 |
| 释义 | the world > plants > part of plant > reproductive part(s) > spore or sporule > cryptogam or plant having spores > [noun] > parts of (42) lacuna1836 Chiefly in physical science: A gap, an empty space, spot, or cavity. Botany. An air-space in the cellular tissue of plants, an air-cell. Also, a… Subcategories:— thallus (13) — archegonium or female sex organ (8) — antheridium or male sex organ (4) — strobilus (1) — cells (15) |
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