Definition

1. Adjective:
   • Having a stinger or sharp spine: Describes an organism, typically an insect, that possesses a stinger, barb, or sharp, pointed structure used for defense or attack.
   • Resembling a stinger or barb: Can describe something that is pointed or sharp in a way that is similar to a stinger.

Usage and Examples

• Adjective:
  • Bees, wasps, and scorpions are all aculeate creatures.
  • The aculeate leaf made it difficult to handle the plant without gloves.
  • The scientist studied the venom delivery system of aculeate hymenopterans.

Advanced Usage

• In Scientific Context: The term is most precisely used in zoology and entomology to categorize a specific group within the insect order Hymenoptera that possess stingers (e.g., ants, bees, and wasps are grouped as the "Aculeata").
  • The research focused on the evolutionary biology of the aculeate clade.

Variants and Related Words

• Aculeus (noun): The technical term for a sting, prickle, or sharp spine.
  • The bee's aculeus is a modified ovipositor.
• Aculeated (adjective): A less common variant with the same meaning as "aculeate".

Synonyms

• Stinging
• Armed (in a biological context, meaning having defensive structures)
• Spiny (when referring to pointed structures, though not specifically a stinger)

Antonyms

• Inerm (a technical term meaning unarmed, lacking spines or stingers)
• Harmless (in a general sense)

Adjective

1. having or resembling a stinger or barb
   • aculeate insects such as bees and wasps