A natural underground chamber, typically large and deep.

A hollow place in a rock or earth.

चट्टान या धरती में एक खोखला स्थान।

English Usage: The children found a cave near the riverbank.

Hindi Usage: बच्चों ने नदी किनारे के पास एक गुफा पाई।

A smooth, rounded bead formed within the shells of certain mollusks.

Something precious or valuable, often in a metaphorical sense.

कुछ मूल्यवान या कीमती, अक्सर एक उपमा के अर्थ में।

English Usage: His advice turned out to be a pearl of wisdom.

Hindi Usage: उसकी सलाह एक अमूल्य ज्ञान का मोती साबित हुई।