मध्यमस्य पुरुषस्य मध्यमाया अनुगुल्या मध्यप्रकर्षो वाङ्गुलम् ॥ कZ_०२.२०.०७ ॥
madhyamasya puruṣasya madhyamāyā anugulyā madhyaprakarṣo vāṅgulam
Ang vāṅgula ay ang lapad ng gitnang nakausling bahagi ng gitnang daliri ng isang lalaking katamtaman ang pangangatawan.
It attempts to reduce variance in body-based measures by anchoring the reference to an ‘average’ body type, improving consistency in the field.