01 a. Inward; interior; being within any limit or surface; inclosed; -- opposed to external; as, the internal parts of a body, or of the earth.
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1.
Inward; interior; being within any limit or surface; inclosed; -- opposed to external; as, the internal parts of a body, or of the earth.
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2.
Derived from, or dependent on, the thing itself; inherent; as, the internal evidence of the divine origin of the Scriptures.
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3.
Pertaining to its own affairs or interests; especially, (said of a country) domestic, as opposed to foreign; as, internal trade; internal troubles or war.
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4.
Pertaining to the inner being or the heart; spiritual.“With our Savior, internal purity is everything.” — Paley.
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5.
Intrinsic; inherent; real.[R.]“The internal rectitude of our actions in the sight of God.” — Rogers.
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6.
Lying toward the mesial plane; mesial.(Anat.)
Phrases & compounds
Internal angle —
an interior angle. See under Interior.
Internal gear —
a gear in which the teeth project inward from the rim instead of outward.