As a Hindi name
कोष्ठ · noun · masculine
उदर का मध्य भाग । पेट का भीतरी हिस्सा · शरीर के अंदर का कोई वह भाग जो किसी आवरण से घिरा हो और जिसके अंदर कोई विशेष शक्ति रहती हो । जैसे,— पक्वाशय, मूत्राशय, गर्भाशय, आदि · कोठा । घर का भीतरी भाग — Śabdasāgara
कोष्ठ · koshṭha · s.m.
A granary; a storehouse; an apartment; any of the viscera, &c. (see koṭhā) — Platts (1884), digital edition courtesy DSAL, University of Chicago, p. 862
As a Sanskrit word
Meaning
any one of the viscera of the body (particularly the stomach, abdomen), &c.
Verified derivationMultiple readings (3)Why this matches what you typed
The spelling you confirmed, कोष्ठ, is itself a dictionary headword — no grammatical transformation stands between what you typed and the meaning above.
Dictionary citations
koṣṭha m. (√ kuṣ?; probably related to kukṣi and kośa), any one of the viscera of the body (particularly the stomach, abdomen), MBh.; Suśr. &c.
koṣṭha m. n. (as, L.; am) a granary, store-room, MBh.; BhP. (ifc. f(ā). )
a treasury, W.
koṣṭha m. an inner apartment, L.
the shell of anything, W.
Alternative readings
More than one analysis survives full verification. That ambiguity is real, so we show every reading rather than pick one silently.
Caveats
Sources contain errors and engines have limits; every claim above carries its citation so you can verify it. This is guidance about names and their sources — not religious or astrological consultation. How we work · Our sources