adjective relating to or resembling a needle or needles in shape; slender and pointed
In botany, acicular leaves are needle-shaped, such as those of pine trees.
Acicular substances can refer to needle-shaped crystals or particles in chemistry.
Acicular structures are often found in materials science, such as in the form of acicular ferrite in steel.
Acicular minerals have a needle-like appearance, such as acicular aragonite.
In crystallography, acicular crystals refer to long, slender crystals with needle-like shapes.
In the field of geology, a writer may use the term 'acicular' to describe a mineral formation that is needle-like in shape.
A psychologist may use the term 'acicular' when discussing certain patterns of behavior that are sharp or pointed in nature.
A botanist may use the term 'acicular' to describe certain types of plant leaves or structures that are needle-shaped.
In chemistry, a chemist may use the term 'acicular' to describe the crystalline structure of certain substances that appear needle-like.