luminiferous

"The dry-stone wall used a large, flat through to support the top stones. "

"The carpenter used a strong wooden beam to support the porch roof. "

"He made a fine cut with his sword."

"It was mayhem in the thick of battle."

"The fireflies created a luminous glow in the backyard. "

"The radio station is transmitting music all day. "

"It looks weaker and weaker, the more I think about it."

"The lighthouse warned ships of the dangerous rocks near the coast. "

"The fog made it difficult to see the school bus this morning. "

"He might get cancer, or be hit by a bus, or God knows what."

"The factory is producing thousands of cars every month. "

"As you can see, this spacious dining-room gets a lot of light in the mornings."