Aciculate and Apical

Aciculate adjective - Related to plants or animals or crystals having aciculae or needlelike parts.

Apical and aciculate are semantically related In some cases you can use "Apical" instead an adjective "Aciculate".

Apical adjective - Situated at an apex.

Aciculate and apical are semantically related in sharp topic. Sometimes you can use "Aciculate" instead an adjective "Apical", if it concerns topics such as knifelike.