Distinguishing among Sillago species can be difficult, with many similar in appearance and colour, forcing the use of swim bladder morphology as a definitive feature.

Gliding is also a definitive feature of the game, as the player can control the crafts' altitude when they go airborne.

The definitive feature of the title is the BLiTZ battle system.

Although kudzu has become a definitive feature of south-ern scenery, it hasn't always been around.

The most definitive feature of the section is a large, bright red spathe.

Writing in the early 20th century, Max Weber believed that a definitive feature of a developed state had come to be its bureaucratic support.

This has become a common, definitive feature of mediation in the US and UK.

The ability to associate with membranes is a definitive feature of antimicrobial peptides although membrane permeabilisation is not necessary.

Pavee Point's decision to advocate for Travellers rights internationally, rather than in Ireland, is a definitive feature of its operations.

By her mid-teens she was losing her puppy fat (not that she'd ever had much to start with) and beginning to acquire her definitive adult features.