Learn how to say Truncating correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word truncate:
Pronunciation: /trʌŋˈkeɪt, ˈtrʌŋ-/
1 (often as adjective truncated) shorten (something) by cutting off the top or the end:
a truncated cone shape
discussion was truncated by the arrival of tea
2 Crystallography replace (an edge or an angle) by a plane, typically so as to make equal angles with the adjacent faces.
Botany & Zoology
(of a leaf, feather, or other part) ending abruptly as if cut off across the base or tip.
late 15th century (earlier (Middle English) as truncation): from Latin truncat- ‘maimed’, from the verb truncare