Biology Word Search — Hard

Play a free online Biology word search puzzle. Difficulty: Hard. Find all 12 hidden words on the 12×12 grid below.

Words to find

Plus 4 hidden bonus words.

Biology word list, defined

COLLAGEN /ˈkɒlədʒən/ · noun
The main structural protein found in the connective tissues of animals, providing strength and elasticity to skin, bone, cartilage, tendons, and ligaments. It is also widely used in cosmetics, supplements, and medical treatments aimed at skin health and tissue repair. Related: connective protein, structural protein, fibrous protein, gelatin precursor.
ALIMENTARY /ˌælɪˈmɛntəri/ · adjective
Relating to nourishment or nutrition; more specifically, relating to the alimentary canal, the passage through which food passes and is digested. Related: nutritional, digestive, gastric, dietary.
CATALYST /ˈkætəlɪst/ · noun
A substance that increases the rate of a chemical reaction without itself being consumed or permanently changed; more broadly, a person or thing that precipitates an event or change. Related: stimulus, impetus, spark, catalyzer.
CORONARY /ˈkɒrənəri/ (UK) — /ˈkɔːrəneri/ (US) · adjective (also noun)
Relating to the arteries that supply blood to the muscle of the heart. As a noun, it refers to a blockage of blood flow to the heart, especially one causing a heart attack. Related: cardiac, heart, myocardial.
DIETARY /ˈdaɪətəri/ · adjective
Relating to or connected with a person's diet, especially the kinds of food and drink they habitually consume. Related: nutritional, nutritional-related is not standard — see list, alimentary.
APPENDAGE /əˈpɛndɪdʒ/ · noun
A thing attached or added to something larger or more important, often in a subordinate or auxiliary capacity. In biology, a projecting part of an organism such as a limb, antenna, or tail. Related: attachment, accessory, addition, adjunct.
CONVOLUTION /ˌkɒnvəˈluːʃən/ · noun
A convolution is a coil, twist, or intricately folded shape, or — more commonly in figurative use — an unnecessary complexity or complication in reasoning, language, or design. In mathematics and engineering it also denotes a specific operation combining two functions to produce a third that expresses how the shape of one is modified by the other. Related: complexity, twist, coil, spiral.
DIVISION /dɪˈvɪʒən/ · noun
The act or process of separating something into parts, or the state of being separated; also a disagreement that splits people into opposing groups. Related: separation, partition, split, schism.

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