an audience
when it is geometry lecture
it means that the lecture is given by someone who is not the usual lecturer, usually a visitor invited (by the professor) to speak
Information gathered by someone who did not take part or witness is called second hand information.
It has different meanings but probably is to lecture or reprimand someone. To dress them down.
Information gathered by someone who did not take part in or witness the event is called hearsay.
If you meet with, you have a meeting with that person, like a talk or lecture. Meeting someone is when you come face to face with that person.
various aspects or attributes of a subject or object. It involves assessing key factors such as quality, performance, effectiveness, efficiency, impact, relevance, and compliance. These criteria are used to make informed judgments or decisions about the subject being evaluated.
If you or someone profits from the lecture then you are required to get permission from the owner of the copy right. To be totally legal you would need their permission to use it for anything other then your personal viewing.
True
Lectur - meaning someone who often speaks out at a podium on issues related to cannibalism, fava beans, and nice chiantis.
secondary source
They include: Medical mistakes, psychiatric abuse, Iraq war (or has that ended?), really why someone dies is because they don't want to live (reference: Survive or Succumb? lecture by L. Ron Hubbard (a "Classic," lecture).