| 单词 | tetrasporangium |
| 释义 | tetrasporangium in British English (ˌtɛtrəspəˈrændʒɪəm) nounWord forms: plural -gia (-dʒɪə) a sporangium having four asexual spores tetrasporangium in American English (ˌtɛtrəspoʊˈrændʒiəm) nounWord forms: plural ˌtetraspoˈrangia (ˌtɛtrəspoʊˈrændʒiə) Botany a sporangium containing four haploid spores tetrasporangium in American English (ˌtetrəspɔˈrændʒiəm, -spou-) nounWord forms: plural -gia (-dʒiə) Botany a sporangium containing four asexual spores Word origin [1885–90; tetra- + sporangium]This word is first recorded in the period 1885–90. Other words that entered Englishat around the same time include: lineup, retread, roller coaster, sensitization, twofertetra- is a combining form meaning “four,” used in the formation of compound words. Otherwords that use the affix tetra- include: tetrabranchiate, tetrahydrocannabinol, tetrahydrofuran, tetramethyllead, tetraploid |
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