ʿŌlāh comes from the verb ʿālāh (H5927), 'to go up,' because the sacrifice 'went up' as smoke to God. It was the only sacrifice where the entire animal (except the hide) was burned — nothing was eaten. This complete consumption expressed total dedication and consecration to God. The burnt offering was the foundational sacrifice of Israelite worship: offered twice daily in the Tabernacle (morning and evening), on Sabbaths, new moons, and all major festivals. It could also be offered voluntarily by individuals seeking forgiveness or expressing devotion.
The ʿōlāh has profound theological significance as the sacrifice of complete surrender. Unlike peace offerings (which were shared) or sin offerings (which addressed specific guilt), the burnt offering expressed the total giving of oneself to God. The laying of hands on the animal transferred the worshiper's identity to the sacrifice, so its complete burning represented total consecration. New Testament writers understood Christ's sacrifice as the ultimate ʿōlāh — the one who 'offered himself without blemish to God' (Hebrews 9:14). Paul uses the same idea when urging believers to offer themselves as 'living sacrifices' (Romans 12:1).