Xylem tracheids are pointed, elongated xylem cells, the simplest of which have continuous primary cell walls and lignified secondary wall thickenings in the form of rings, hoops, or reticulate networks.
honestly. adv. 1. in an honest manner. 2. (intensifier): I honestly don't believe it. interj.
The definition of sincere is true or honest. An example of sincere is a friend who helps you without an expectation of you doing something for them in return. sincere. sincere.