A type of gall commonly found on oaks, formed by insects.

A symbolic reference to strength or hardness, often used in literature.

ताकत या कठोरता का प्रतीकात्मक संदर्भ।

English Usage: He faced the challenges with the resolve of a stone gall.

Hindi Usage: उसने पत्थर गाल की तरह दृढ़ता के साथ चुनौतियों का सामना किया।