U+0E42 "โ" Thai Character Sara O Unicode Character

U+0E42 "โ" Thai Character Sara O is a vowel mark used in the Thai script to represent the long vowel sound "o" as in the English word "go." It is always placed before the consonant it modifies, even though it is pronounced after the consonant, making it a visually distinctive left-side vowel. This character is integral to Thai orthography, appearing in common words such as "โคน" (khon, meaning "cone") and "โต" (to, meaning "big"). As part of the Thai block in Unicode, it enables digital text representation and processing for the Thai language across modern computing systems.