What does dimensional lumber mean?

Dimensional lumber Meaning

Nominal versus actual dimensions of lumber - American Pole & Timber FAQ

Quick Tip: Understanding Lumber Sizing

DIMENSIONAL LUMBER 2x3 to 2x12 Nominal Sizes

WOOD VS. PLYWOOD--What's The Difference?! Which Is Better? (Plywood/Dimensional Lumber--Comparison)

Dimensional Lumber Characteristics

Nominal VS Dimensional Lumber

Inside Clark's Hardwood Lumber Co. | Tom's DIY Garage

How To Understand Lumber Sizing

Lumber Grade Stamps and Codes - What do they mean?

2" x 4" Dimensional Lumber, A Brief Explanation

Why is the 2 by 4 getting smaller and smaller?

What Is S-P-F LUMBER? (S-P-F Vs. SYP...What's The Difference?? Lumber Markings/Softwood Varieties)

Dimensional Construction Lumber continued, Species and Lumber Stamps - Intro to Wood-Based Materials

Nominal Vs Dimensional Lumber

Are the old 2 by 4's stronger than the new?

Nominal vs Actual - what is the difference in lumber sizes

Dimensional Lumber: #2 vs #2 Prime Lumber Explained

LVL engineered Lumber Explained!