Interior Design Terms Explained: The A-Z Glossary Every Home Decorator Needs

Interior design terminology can feel like a foreign language. This glossary covers the 50 most essential terms — from basic furniture to advanced design concepts — so you can shop, research, and communicate with confidence.

A-C

Accent color: A bold color used in small doses to add visual interest to a neutral room.

Ambient lighting: The general, overall light in a room. The base layer of a three-layer lighting scheme.

Biophilic design: Incorporating natural elements (plants, wood, stone, water) into interior spaces to improve wellbeing.

Bohemian (Boho): A style combining eclectic patterns, natural textures, warm colors, and global influences.

Built-ins: Furniture or shelving that's permanently fixed to the wall.

Color temperature: Measured in Kelvin (K). Warm (2700-3000K) = cozy. Cool (5000-6500K) = clinical. Neutral (3500-4100K) = balanced.

Contemporary style: Current design trends. Changes over time. Not the same as modern.

D-F

Farmhouse style: Rustic, warm, functional. Shiplap, barn doors, linen, distressed wood.

Feng shui: Chinese philosophy of spatial arrangement for optimal energy flow.

Focal point: The first thing your eye goes to when entering a room. Every room should have one.

Form vs function: The balance between how something looks (form) and how it works (function).

G-M

Gallery wall: A curated grouping of framed art or photos on a wall.

Layering: Building depth by combining multiple textures, patterns, or lighting sources.

Mcm (Mid-Century Modern): 1940s-1960s American design. Clean lines, organic shapes, minimal ornamentation.

Mood board: A visual collage of colors, textures, and images representing a design concept.

N-R

Negative space: Empty, unfilled areas in a room or composition. Essential in minimalist design.

Neutral palette: Colors without strong hue (white, grey, beige, cream, black, natural wood).

Proportion: The size relationship between objects and spaces. Scale and proportion are the most common beginner mistakes.

Rug pad: A non-slip backing placed under area rugs. Prevents sliding and adds cushion.

S-Z

Sconce: A wall-mounted light fixture.

Sectional: An L-shaped or U-shaped sofa made of multiple connected pieces.

Statement piece: One dominant, eye-catching object in a room — a bold lamp, oversized art, or sculptural chair.

Task lighting: Focused light for specific activities like reading, cooking, or working.

Transitional style: A blend of traditional and contemporary design.

Tufting: A technique where fabric is pulled through and fastened to create a pattern of depressions.

Vignette: A small, styled arrangement of objects on a surface (tray, shelf, or corner).

Browse our home & living collection at Mmall USA.