-logical
suffix
UK/ləˈdʒɪk.əl/US/ləˈdʒɪk.əl/
Used to form adjectives that describe or relate to the science, study, theory, or systematic approach of something (from Greek ‘logos,’ meaning ‘word,’ ‘reason,’ or ‘study,’ plus the adjectival ending ‘-ical’). Words ending in ‘-logical’ typically stem from nouns ending in ‘-logy’ (e.g., ‘biology’ → ‘biological’), conveying the idea of ‘pertaining to the study or principles of’ a given field. Examples include ‘geological’ (pertaining to geology), ‘biological’ (pertaining to biology), and ‘psychological’ (pertaining to psychology).
Example Sentences
Geological data reveal the planet’s structure, composition, and history by analyzing rock layers, fossils, and tectonic movements.
Her biological research focuses on gene expression and how environmental factors can alter these patterns in living organisms.
Scientists rely on ecological models to understand how plants and animals interact within ecosystems, thus guiding conservation efforts.
A psychological profile can shed light on a patient’s emotional well-being and highlight underlying factors influencing behavior or mental health.
In medical contexts, a pathological examination studies tissues or cells to diagnose disease, furthering our knowledge of biological processes gone awry.
Anthropological methods integrate historical records, fieldwork, and artifacts to explore the evolution, culture, and social structures of humanity.
Archaeological findings help reconstruct ancient societies by examining artifacts, structures, and other material remains left behind by past civilizations.
Employing multiple -logical perspectives—such as geological, biological, ecological, and anthropological—offers a comprehensive view of how life and landscapes evolve together.
Thesaurus
Synonyms
How to Use
A suffix meaning 'pertaining to' or 'characterized by logic or reasoning.'The suffix '-logical' is used to form adjectives that describe something related to logic, reason, or a systematic method of thought. Examples include 'logical' (pertaining to reasoning), 'biological' (relating to biology or the science of life), and 'psychological' (pertaining to psychology or the study of the mind). It helps describe the relationship or characteristics of something based on logical or scientific principles.
Alternatives
Alternatives to '-logical' include phrases like 'related to reasoning' or 'pertaining to,' such as 'related to reasoning' instead of 'logical.'
Writing
In writing, '-logical' is commonly used to describe the reasoning or systematic approach behind an idea or concept. For example, 'geological' refers to the scientific study of the Earth, highlighting its logical or scientific basis.
Casual Conversation
In casual conversation, '-logical' appears in words like 'psychological' or 'biological,' where it is often used to describe processes or characteristics related to a particular field of study.