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Related to dehiscent: wound dehiscence


1. Botany The spontaneous opening at maturity of a plant structure, such as a fruit, anther, or sporangium, to release its contents.
2. Medicine A rupture or splitting open, as of a surgical wound, or of an organ or structure to discharge its contents.

de·his′cent adj.


(Botany) (of fruits, anthers, etc) opening spontaneously to release seeds or pollen
deˈhiscence n
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.dehiscent - (of e.g. fruits and anthers) opening spontaneously at maturity to release seeds
indehiscent - (of e.g. fruits) not opening spontaneously at maturity to release seeds
References in periodicals archive ?
Various species of the genus were at one time recognized as separate genera, particularly the dioecious species and the monoecious species with dehiscent or indehiscent fruits (Linnaeus, 1753; Kunth, 1838).
conicus were observed indicates that the adult left the dehiscent fruit capsule at the time of the dispersion of the seed, similar to Api on spp.
Inflorescences axillary or terminal, racemose, 2-33-flowered; bracts persistent or deciduous; bracteoles absent; flowers zygomorphic or asymmetric; Sepals 5, two smaller and three larger; petals 5, yellow or orange base; stamens 7, heteromorphic, 4 smaller median, subsessile, fillet erect, 2-3 abaxial larger, 2 laterals, fillets curved, twice the length of the anthers, 1 central, fillet erect, less than anther, 3-4 adaxialstaminodes or or absent, anthers dehiscent through apical sutures.
dithecal, tetrasporangiate, white, dorsifixed, latrorsely dehiscent, epidermis striate; nectary disk fleshy, conspicuous, light green, tetra- or pentagonal, with numerous stomata.
Fruit is legume, may be indehiscent and if dehiscent release seeds via one or two sutures.
4 inches long, straight, hard, grey-tomentose, and dehiscent, with 1-2 seeds in the upper part (Ali, 1977).
The common causes are vascular disorders (like severe anaemia, thyrotoxicosis, or pregnancy causing venous hum, AV malformations, aneurysms, aberrant vessels as in persistent stapedial artery and dehiscent jugular bulb, vascular tumours such as glomus tumours, hypertension), neuromuscular disorders (like palatal myoclonus, temporomandibular joint dysfunction, spasm of stapedius, or tensor tympani), miscellaneous (patulous Eustachian tube, local inflammation), etc.
Computed tomography (CT) of the temporal bone showed evidence of a high jugular bulb abutting the TM and the ossicular chain, with a dehiscent middle ear floor (figure, C).
Stigmas or pistils without stigmas were pollinated by rubbing dehiscent anthers over them with the help of tweezers.
Observe the plant and note if the species has berries or dry fruits, dehiscent or indehiscent seeds, and note if seeds are in seed heads or seed clusters as collection methods vary for each category (Table 2).