As a Hindi name
लालस · adj
चंचल · लोलुप · किसी वस्तु की तीव्र कामनावाला — Śabdasāgara
लालस · noun · masculine
लालसा · तल्लीनता — Śabdasāgara
Cited formation "लालस" is ला- + लस: लस means "Tenacity, viscosity, stickiness, glutinousness, clamminess", and the prefix ला- forms without. CHD Basic Grammar App. I §5(4) — cited from the extracted rule table — base gloss: Platts (1884), digital edition courtesy DSAL, University of Chicago
As a Sanskrit word
Meaning
(fr. Intens. of √ las) eagerly longing for, ardently desirous of, delighting or absorbed in, devoted or totally given up to (loc. or comp.), &c. (-tā )
Verified derivationMultiple readings (13)Why this matches what you typed
M1 · same meaning "lālasa" is the vocative of "lālasā" — the same word in a different grammatical case.
Dictionary citations
lālasa mf(ā)n. (fr. Intens. of √ las) eagerly longing for, ardently desirous of, delighting or absorbed in, devoted or totally given up to (loc. or comp.), MBh.; Kāv. &c. (-tā f.)
lālasa m. and f(ā). longing or ardent desire, fond attachment or devotion to (loc.), Bhartṛ.; Bālar. (L. also ‘regret, sorrow; asking, soliciting; the longing of a pregnant woman; dalliance’)
lālasa a. 1 Ardently longing for, eagerly desirous of, hankering after; praṇāmalālasāḥ K. 14; (pb) īśānasaṃdarśanalālasānāṃ Ku. 7. 56, Śi. 4. 6. 2 Taking pleasure in, devoted to, fond of, absorbed in; vilāsalālasaṃ Gīt. 1; śoka˚, mṛgayā˚ &c. — saḥ = lālasā. q. v. below.
lālasā f. a kind of metre, Piṅg., Sch.
lālasā [las spṛhāyāṃ yaṅ luk bhāve a] 1 Longing or ardent desire, extreme desire, eagerness. 2 Asking, solicitation, entreaty. 3 Regret, sorrow. 4 The longing of a pregnant woman (dohada).
Alternative readings
More than one analysis survives full verification. That ambiguity is real, so we show every reading rather than pick one silently.
Caveats
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