spinneret
/ˈspɪnəret/noun
1- Zoology any of a number of different organs through which the silk, gossamer, or thread of spiders, silkworms, and certain other insects is produced【动】吐丝器。
1.1
- (in the production of man-made fibres) a cap or plate with a number of small holes through which a fibre-forming solution is forced（生产人造纤维时用的）喷丝头。