| NOUN | plant | glochid, glochidium | a barbed spine or bristle (often tufted on cacti) |
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| Meaning | A barbed spine or bristle (often tufted on cacti). | |
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| Synonym | glochidium | |
| Broader | spine, thorn, prickle, pricker, sticker, spikelet | A small sharp-pointed tip resembling a spike on a stem or leaf |